Instructional Video6:44
Khan Academy

Domain and Range 1

6th - 9th
After defining a simple function from a word problem, this video shows how to find the domain and range of that function. The goal is to reinforce the definitions of domain and range with a concrete example.
Instructional Video6:45
Khan Academy

What is the Domain of a Function?, Functions, Algebra I

6th - 9th
After defining a simple function from a word problem, a short video shows how to find its domain and range. The instruction reinforces the definitions of domain and range with a concrete example.
Instructional Video2:08
Curated OER

How Do You Find the Domain and Range of a Relation?

7th - 9th
A straightforward explanation of domain and range. The domain of a set of coordinates are the x-values, and then range are the y-values of the set.